*{margin: 0;padding: 0;}ul{list-style: none;}a{text-decoration: none;}

img{
    width: 400px;
}
.banner{
    display: flex;
    width: 100%;
    height: 75px;
    background-color: #090909;
    position: fixed;
    top: 0;
}
.logo{
    margin: 19px 0 0 50px;
    width: 297px;
    height: 39px;
    position: relative;
    background-color: red;
    background: url(../img/ico-menu.png);
    background-position: -3px -150px;
}
.user{
    color: #fff;
    text-align: center;
    line-height: 75px;
    margin-left: 70px;
}
.cart{
    display: flex;
   justify-content: center;
   align-items: center;
    text-align: center;
    margin-left: 15px;
    cursor: pointer;
}
.cart span:first-child{
    height: 27px;
    width: 27px;
    background: url(../img/ico-menu.png);
    background-position: -2px -12px;
}
.cart span:nth-child(2){
    color: #fff;
}
.cart span:last-child:hover{
    color: orange;
}
.maincon{
    display: flex;
    width: 1180px;
    margin: 0 auto;
}
.maincon::after{
    content:"";
    display:block;
    clear:both;}
#rightcon{
    margin-left: 50px;
text-align: center;
width:calc(100% - 400px);
}
.web{
    width: 1180px;
    margin: 0 auto;
    text-align: center;
    border: 1px solid #ccc;
}
#goodsnum{
    display: inline-block;
    width: 25px;
    height: 25px;
    background-color:#CCC;
    border-radius: 15px;
}